CN214251375U

CN214251375U - Float collection platform during constant current pressure core pressure parameter

Info

Publication number: CN214251375U
Application number: CN202120385475.2U
Authority: CN
Inventors: 曹文韬
Original assignee: BAOJI HENGTONG ELECTRONICS CO LTD
Current assignee: BAOJI HENGTONG ELECTRONICS CO LTD
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-09-21
Anticipated expiration: 2031-02-19

Abstract

The utility model belongs to the technical field of pressure transmitter, and discloses a float collecting platform for constant-current pressure core body pressure parameters, wherein a cover body is fixed at the right end of a box body through threads, a pressure signal collecting structure is fixed at the lower end of the box body, and a pressure joint is fixed at the lower end of the pressure signal collecting structure; the lower end of the pressure signal acquisition structure is provided with a pressure joint, and the upper end of the pressure joint is provided with a gasket; the upper end of the gasket is provided with a ceramic capacitor, and the upper end of the ceramic capacitor is provided with a pressure ring; the upper end of the compression ring is provided with an elastic electronic circuit, and the upper end of the elastic electronic circuit is provided with an electronic connector. A supporting plate is arranged on the inner side wall of the box body, and a pressing and fixing structure is fixed on the upper side of the supporting plate; the collection board is placed to the backup pad upside, gathers the board upside and presses the fixed knot to construct the contact. The utility model discloses conveniently maintain, reduced the operation degree of difficulty, improved work efficiency.

Description

Float collection platform during constant current pressure core pressure parameter

Technical Field

The utility model belongs to the technical field of pressure transmitter, especially, relate to a float collection platform when constant current pressure core pressure parameter.

Background

At present, in the production of a pressure transmitter, a pressure sensor core body is assembled in a pressure transmitter shell, and the limit and compression requirements of the pressure sensor core body are met mostly in a thread locking mode. Pressure transmitters in general consist primarily of a load cell sensor (also referred to as a pressure sensor), measurement circuitry, and process connections. The pressure sensor can convert physical pressure parameters of gas, liquid and the like sensed by the pressure element sensor into standard electric signals (such as 4-20 mADC and the like) so as to supply secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process regulation. The pressure transmitter is an instrument which receives pressure variable, converts the pressure variable into a standard output signal according to a certain proportion after sensing conversion. The output signal of the transducer is transmitted to a central control room for pressure indication, recording or control. But the drift collection platform overall structure is complicated when among the prior art pressure core pressure parameter, and inconvenient dismantlement and maintenance have reduced work efficiency. Meanwhile, in the prior art, the internal collecting plate of the floating collecting platform is fixed and is not convenient to disassemble due to the pressure parameter of the pressure core.

Through the above analysis, the problems and defects of the prior art are as follows:

(1) in the prior art, the whole structure of the floating acquisition platform is complex, the disassembly and the maintenance are inconvenient, and the working efficiency is reduced.

(2) The inside board of gathering of float collection platform is fixed during pressure core pressure parameter among the prior art, is not convenient for dismantle.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a float collection platform when constant current pressure core pressure parameter.

The utility model is realized in such a way that the constant-current pressure core body pressure parameter time drift collection platform is provided with a box body; a cover body is fixed at the right end of the box body through threads, a pressure signal acquisition structure is fixed at the lower end of the box body, and a pressure joint is fixed at the lower end of the pressure signal acquisition structure;

the lower end of the pressure signal acquisition structure is provided with a pressure joint, and the upper end of the pressure joint is provided with a gasket;

the upper end of the gasket is provided with a ceramic capacitor, and the upper end of the ceramic capacitor is provided with a pressure ring;

the upper end of the compression ring is provided with an elastic electronic circuit, and the upper end of the elastic electronic circuit is provided with an electronic connector.

Furthermore, a display screen and a button are embedded on the upper side of the box body.

Furthermore, a supporting plate is arranged on the inner side wall of the box body, and a pressing and fixing structure is fixed on the upper side of the supporting plate;

the collection board is placed to the backup pad upside, gathers board upside and presses the fixed knot to construct the contact.

Further, gather the board both sides face and be fixed with the curb plate, the curb plate is provided with the mounting groove, and the mounting groove is inside to be fixed with the gyro wheel through the pivot.

Furthermore, press fixed knot to construct and be provided with the plate body, the plate body upper end is fixed with the spring axle.

Further, be provided with the block rubber on the plate body, the block rubber upside is provided with the joint groove, and the joint has the sponge in the joint groove.

Combine foretell all technical scheme, the utility model discloses the advantage that possesses and positive effect are:

the utility model discloses well box right-hand member has the lid through the threaded fixation, and the box lower extreme is fixed with the pressure signal acquisition structure, and pressure signal acquisition structure lower extreme is fixed with pressure joint, and pressure signal acquisition structure lower extreme is provided with pressure joint, and the pressure joint upper end is provided with the gasket; the upper end of the gasket is provided with a ceramic capacitor, and the upper end of the ceramic capacitor is provided with a pressure ring; the upper end of the compression ring is provided with the elastic electronic circuit, the upper end of the elastic electronic circuit is provided with the electronic connector, signal collection is achieved, maintenance is convenient, operation difficulty is reduced, and working efficiency is improved.

The utility model discloses well box upside inlays and is equipped with display screen and button, realizes the operation to whole device.

The utility model discloses the backup pad is installed to well box inside wall, and the backup pad upside is fixed with presses fixed knot and constructs, and the change is maintained to the acquisition board to the convenience.

The utility model discloses well collection board both sides face is fixed with the curb plate, and the curb plate is provided with the mounting groove, and the mounting groove is inside to be fixed with the gyro wheel through the pivot, conveniently gathers the board and gets and put.

The utility model discloses in press fixed knot to construct and be provided with the plate body, the plate body upper end is fixed with the spring shaft, for fixed collection board provides pressure.

The utility model discloses be provided with the block rubber on the well plate body, the block rubber upside is provided with the joint groove, and the joint has the sponge in the joint groove, realizes gathering the fixed of board.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.

Fig. 1 is a schematic structural view of a floating collection platform for constant-current pressure core pressure parameters provided by the embodiment of the present invention.

Fig. 2 is a schematic view of a pressure signal acquisition structure provided by an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a display screen and a button provided by an embodiment of the present invention.

Fig. 4 is a schematic view of a fixing structure of the collecting plate provided by the embodiment of the present invention.

Fig. 5 is a schematic view of a pressing and fixing structure provided by the embodiment of the present invention.

Fig. 6 is a schematic structural view of a roller and a side plate provided in an embodiment of the present invention.

In the figure: 1. a box body; 2. a cover body; 3. a pressure signal acquisition structure; 4. a pressure joint; 5. a gasket; 6. a ceramic capacitor; 7. pressing a ring; 8. a flexible electronic circuit; 9. an electronic connector; 10. a display screen; 11. a button; 12. collecting a plate; 13. a support plate; 14. pressing the fixing structure; 15. a plate body; 16. a spring shaft; 17. a rubber block; 18. a sponge; 19. mounting grooves; 20. a rotating shaft; 21. a roller; 22. side plates.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Problem to prior art existence, the utility model provides a float collection platform when constant current pressure core pressure parameter, it is right to combine the attached drawing below the utility model discloses do detailed description.

As shown in fig. 1, the utility model discloses there is lid 2 at 1 right-hand member of box through the threaded fixation, and 1 lower extreme of box is fixed with pressure

signal acquisition structure

3, and 3 lower extremes of pressure signal acquisition structure are fixed with pressure joint 4.

As shown in fig. 2, the utility model discloses 3 lower extremes of well pressure signal collection structure are provided with pressure joint 4, and 4 upper ends of pressure joint are provided with

gasket

5, and 5 upper ends of gasket are provided with

ceramic capacitor

6, and 6 upper ends of ceramic capacitor are provided with clamping

ring

7, and 7 upper ends of clamping ring are provided with elasticity electronic circuit 8, and elasticity electronic circuit 8 upper end is electronic joint 9. The electronic connector 4 provides an electronic connection to the electronic control unit, the elastic electronic circuit 8 converts the variation of the capacitance into an output voltage; the pressure ring 7 is used for shielding a circuit, and the ceramic capacitor 6 is used for converting pressure change into capacitance change; the gasket 5 prevents leakage and the pressure joint 4 serves to provide a mechanical connection of the system.

As shown in fig. 3, the upper side of the middle box 1 of the present invention is embedded with a display screen 10 and a button 11.

As shown in FIG. 4, the utility model discloses in 1 inside wall of box install backup pad 13, and backup pad 13 upside is fixed with presses fixed knot to construct 14, and collection board 12 has been placed to backup pad 13 upside, and collection board 12 upside with press fixed knot to construct 14 contacts. The acquisition board 12 is provided with a circuit board, and a single chip microcomputer and a communication module are integrated on the circuit board. Wherein the communication module supports RS485 communication and can be purchased in the market.

As shown in fig. 5, the pressing and fixing structure 14 of the present invention is provided with a plate body 15, and a spring shaft 16 is fixed on the upper end of the plate body 15; the plate body 15 is provided with a rubber block 17, the upper side of the rubber block 17 is provided with a clamping groove, and a sponge 18 is clamped in the clamping groove.

As shown in fig. 6, the collection plate is removed for ease; two side faces of the collecting plate 12 are fixed with side plates 22, the side plates 22 are provided with mounting grooves 19, and rollers are fixed inside the mounting grooves 19 through rotating shafts 20.

The utility model discloses a theory of operation does: the acquisition board provides a constant current pressure core 1.5mA constant current excitation signal, each acquisition board can simultaneously acquire pressure parameters (bridge excitation current mA, bridge excitation voltage V and bridge output mV) of each path of constant current pressure core, the same acquisition board can acquire 64 paths of constant current pressure cores in a time-sharing mode, the communication of each acquisition board is expanded to 1000 paths by RS485 communication cascade, the measured time drift pressure parameters are stored in the local acquisition board and can be stored for 72 hours, and the parameters acquired by each acquisition board are uniformly read out by using upper computer software after the acquisition is finished and are stored in an SQL database of an upper computer.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.

Claims

1. The utility model provides a float collection platform when constant current pressure core pressure parameter, its characterized in that, float collection platform when constant current pressure core pressure parameter is provided with:

a box body;

a cover body is fixed at the right end of the box body through threads, a pressure signal acquisition structure is fixed at the lower end of the box body, and a pressure joint is fixed at the lower end of the pressure signal acquisition structure;

2. The constant-flow pressure core pressure parameter time drift acquisition platform according to claim 1, wherein a display screen and a button are embedded on the upper side of the box body.

3. The floating collecting platform for the pressure parameters of the constant-flow pressure core body according to claim 1, wherein a supporting plate is installed on the inner side wall of the box body, and a pressing fixing structure is fixed on the upper side of the supporting plate;

4. The floating collecting platform for the pressure parameters of the constant-flow pressure core body according to claim 3, wherein side plates are fixed on two side surfaces of the collecting plate, each side plate is provided with a mounting groove, and rollers are fixed inside the mounting grooves through rotating shafts.

5. The floating collecting platform for constant-flow pressure core body pressure parameters of claim 3, wherein the pressing and fixing structure is provided with a plate body, and a spring shaft is fixed at the upper end of the plate body.

6. The constant-flow pressure core body pressure parameter drift collection platform according to claim 5, wherein a rubber block is arranged on the plate body, a clamping groove is formed in the upper side of the rubber block, and a sponge is clamped in the clamping groove.